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62020013 = 115638183
BaseRepresentation
bin1110110010010…
…1100110101101
311022200221110112
43230211212231
5111334120023
610053145405
71352106236
oct354454655
9138627415
1062020013
1132010610
121892b265
13cb06543
14834608d
1556a1478
hex3b259ad

62020013 has 4 divisors (see below), whose sum is σ = 67658208. Its totient is φ = 56381820.

The previous prime is 62020001. The next prime is 62020031. The reversal of 62020013 is 31002026.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 62020013 - 26 = 62019949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 62020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62020073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2819081 + ... + 2819102.

It is an arithmetic number, because the mean of its divisors is an integer number (16914552).

Almost surely, 262020013 is an apocalyptic number.

It is an amenable number.

62020013 is a deficient number, since it is larger than the sum of its proper divisors (5638195).

62020013 is a wasteful number, since it uses less digits than its factorization.

62020013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5638194.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 62020013 is about 7875.2785982465. The cubic root of 62020013 is about 395.8317420238.

Adding to 62020013 its reverse (31002026), we get a palindrome (93022039).

The spelling of 62020013 in words is "sixty-two million, twenty thousand, thirteen".

Divisors: 1 11 5638183 62020013